Analyst Profile

Mark Cortner

Mark Cortner

Research Director

14 years at Gartner ,  32 years industry experience

Roles and Responsibilities

Mark Cortner is a Research Director with the Gartner for Technical Professionals research team. Mr. Cortner provides in-depth research and analysis of unified communications (UC) and workstream collaboration platforms and cloud-based services such as Microsoft Office 365 and Cisco Spark. The topics he currently focuses on include infrastructure and cloud-based telephony, video and UC platforms as well as numerous Office 365 topics including tenancy, administration and management, Exchange Online, Skype for Business Online and Microsoft Teams.

Areas of Coverage

  • Digital Workplace
  • Networking & Communications Equipment
  • Networking & Communications Services


Previous Experience

Mr. Cortner has been focused on communications applications and services throughout his career. He has previously served in a broad variety of roles, including hardware and software development, product marketing and management, and delivery of professional consulting services.

Professional Background

Burton Group, Senior Analyst, 10 years
TalkingNets, Vice President of Product Marketing, 3 years
Winstar Communications, Director of Broadband Services Product Marketing, 2 years


B.S., Electrical Engineering, University of Tennessee
M.B.A., University of Miami